Function core::arch::x86_64::_mm_sad_epu8

1.27.0 · source ·
pub unsafe fn _mm_sad_epu8(a: __m128i, b: __m128i) -> __m128i
Available on (x86 or x86-64) and target feature sse2 and x86-64 only.
Expand description

Sum the absolute differences of packed unsigned 8-bit integers.

Computes the absolute differences of packed unsigned 8-bit integers in a and b, then horizontally sum each consecutive 8 differences to produce two unsigned 16-bit integers, and pack these unsigned 16-bit integers in the low 16 bits of 64-bit elements returned.

Intel’s documentation

This documentation is an old archive. Please see https://rust.docs.kernel.org instead.